tests: Add YubiKey Tests

* Basic testing for YubiKey code.

Signed-off-by: Kyle Manna <kyle@kylemanna.com>

tests/CMakeLists.txt

@@ -99,6 +99,10 @@ set(testsupport_SOURCES modeltest.cpp FailDevice.cpp)
 add_library(testsupport STATIC ${testsupport_SOURCES})
 target_link_libraries(testsupport ${MHD_LIBRARIES} Qt5::Core Qt5::Concurrent Qt5::Widgets Qt5::Test)
 
+if(YUBIKEY_FOUND)
+  set(TEST_LIBRARIES ${TEST_LIBRARIES} ${YUBIKEY_LIBRARIES})
+endif()
+
 add_unit_test(NAME testgroup SOURCES TestGroup.cpp
               LIBS ${TEST_LIBRARIES})
 
@@ -165,6 +169,10 @@ add_unit_test(NAME testexporter SOURCES TestExporter.cpp
 add_unit_test(NAME testcsvexporter SOURCES TestCsvExporter.cpp
               LIBS ${TEST_LIBRARIES})
 
+add_unit_test(NAME testykchallengeresponsekey
+              SOURCES TestYkChallengeResponseKey.cpp TestYkChallengeResponseKey.h
+              LIBS ${TEST_LIBRARIES})
+
 if(WITH_GUI_TESTS)
   add_subdirectory(gui)
 endif(WITH_GUI_TESTS)